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[MISC] Fix misleading batch_size_capture_list when cuda_graph_sizes < 4 (#25829)

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Signed-off-by: billishyahao <bill.he@amd.com>
Co-authored-by: Luka Govedic <ProExpertProg@users.noreply.github.com>
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billishyahao 2025-10-01 20:39:45 +08:00 committed by GitHub
parent a332b84578
commit 2518230d3e
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1 changed files with 6 additions and 3 deletions
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vllm/config/vllm.py
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@ -580,9 +580,12 @@ class VllmConfig:
not self.model_config.enforce_eager: not self.model_config.enforce_eager:
cuda_graph_sizes = self.scheduler_config.cuda_graph_sizes cuda_graph_sizes = self.scheduler_config.cuda_graph_sizes
if len(cuda_graph_sizes) == 1: if len(cuda_graph_sizes) == 1:
batch_size_capture_list = [1, 2, 4] + [ max_graph_size = cuda_graph_sizes[0]
i for i in range(8, cuda_graph_sizes[0] + 1, 8) assert max_graph_size >= 1, "Maximum cudagraph size should be" \
] " greater than or equal to 1."
batch_size_capture_list = [
i for i in [1, 2, 4] if i <= max_graph_size
] + list(range(8, max_graph_size + 1, 8))
elif len(cuda_graph_sizes) > 1: elif len(cuda_graph_sizes) > 1:
batch_size_capture_list = sorted(cuda_graph_sizes) batch_size_capture_list = sorted(cuda_graph_sizes)
else: else: